JOHN D SADLER CLINICAL CHEMIST
NPI 1043808264
Pathology - Clinical Pathology/Laboratory Medicine in Houston, TX

NPI Status: Active since January 04, 2021

Contact Information

4106 TIDEWATER DR
HOUSTON, TX
ZIP 77045
Phone: (713) 517-1875

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  • Individual
  • Male
  • Pathology
  • Clinical Pathology/Laboratory Medicine

About JOHN SADLER

This page provides the complete NPI Profile along with additional information for John Sadler, a provider established in Houston, Texas with a medical specialization in Pathology, focusing in clinical pathology/laboratory medicine . The healthcare provider is registered in the NPI registry with number 1043808264 assigned on January 2021. The practitioner's primary taxonomy code is 207ZP0105X with license number 45D2154841 (TX). The provider is registered as an individual and his NPI record was last updated 5 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1043808264
Provider Name
JOHN D SADLER CLINICAL CHEMIST
Gender
Male
Entity Type
Individual
Location Address
4106 TIDEWATER DR HOUSTON, TX 77045
Location Phone
(713) 517-1875
Mailing Address
4106 TIDEWATER DR HOUSTON, TX 77045
Mailing Phone
(713) 517-1875
Is Sole Proprietor?
Yes
Enumeration Date
01-04-2021
Last Update Date
01-04-2021
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Pathology Clinical Pathology/Laboratory Medicine

Taxonomy Code
207ZP0105X
Type
Allopathic & Osteopathic Physicians
License No.
45D2154841
License State
TX
Taxonomy Description
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1043808264, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
0
Unchanged
Pos 3
4
Doubled → 8
Pos 4
3
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
4
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 4 → 8 8 → 16 → 7 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 0 + 8 + 3 + 1 + 6 + 0 + 1 + 6 + 2 + 1 + 2 + 24 = 56

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1043808264.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Clinical Medical Laboratory
4106 TIDEWATER DR
HOUSTON, TX 77045
Clinical Medical Laboratory
4106 TIDEWATER DR
HOUSTON, TX 77045
Clinical Medical Laboratory
4106 TIDEWATER DR
HOUSTON, TX 77045

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043808264, enumerated as an "individual" on January 04, 2021.

The provider is located at 4106 TIDEWATER DR HOUSTON, TX 77045 and the phone number is (713) 517-1875.

Pathology with taxonomy code 207ZP0105X and a focus in Clinical Pathology/Laboratory Medicine.